2003 BMW X5 vs. 2009 Infiniti FX
To start off, 2009 Infiniti FX is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW X5. In addition, the cost of maintenance, including insurance, on 2003 BMW X5 would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (338 HP @ 6100 RPM) has 35 more horse power than 2009 Infiniti FX. (303 HP @ 6800 RPM). In normal driving conditions, 2003 BMW X5 should accelerate faster than 2009 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 476 kg more than 2009 Infiniti FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Infiniti FX. In wet, icy, snow, or gravel driving conditions, 2003 BMW X5 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2003 BMW X5 (400 Nm @ 3700 RPM) has 45 more torque (in Nm) than 2009 Infiniti FX. (355 Nm @ 4800 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti FX.
Compare all specifications:
| 2003 BMW X5 | 2009 Infiniti FX | |
| Make | BMW | Infiniti |
| Model | X5 | FX |
| Year Released | 2003 | 2009 |
| Body Type | SUV | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3496 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 303 HP |
| Engine RPM | 6100 RPM | 6800 RPM |
| Torque | 400 Nm | 355 Nm |
| Torque RPM | 3700 RPM | 4800 RPM |
| Engine Bore Size | 92 mm | 95.5 mm |
| Engine Stroke Size | 82.7 mm | 81 mm |
| Engine Compression Ratio | 10.0:1 | 10.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2195 kg | 1719 kg |
| Vehicle Length | 4670 mm | 4870 mm |
| Vehicle Width | 1880 mm | 1930 mm |
| Vehicle Height | 1720 mm | 1660 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Consumption Highway | 10.4 L/100km | 10.2 L/100km |
| Fuel Consumption City | 18.3 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 13.3 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 93 L | 90 L |
